Sennheiser SK 5012 Notice D'emploi page 36

Socket assignment SK 5012
Antenna socket
Thread = ground
Pin 1
Antenna
Ω
+5.2 V for
50 impedance
external special
microphones
SK 5012 - 36
AF socket
Thread + Pin 3 = ground
3
1 2
Pin 2
AF and
AB-powering
8.2 kΩ at 5.2 V
for Sennheiser
condenser
microphones